Docker is an open platform for developing, shipping, and running applications.

Docker enables you to separate your applications from your infrastructure so you can deliver software quickly. With Docker, you can manage your infrastructure in the same ways you manage your applications.

Docker Tutorial app collections of Categories are below and provide All Topic Like,
Docker Introduction
Docker Basic Commands
Docker Containers
Docker Images
Building your own Docker Images
Docker Hubs
Docker Registery
Docker Private Registry
Docker Compose
Docker Swarm
Docker Security
Docker Data Volumes
Docker Linking Containers
Writing a Dockerfile
Docker Swarm Tutorial
Docker Swarm on Google Compute Engine
Docker Management Commands
Docker Use Cases
Docker Tips and Trick
Docker Ineterview Que Ans
Etc...